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IB/hfi1: Fix TID caching actions
[deliverable/linux.git]
/
mm
/
shmem.c
diff --git
a/mm/shmem.c
b/mm/shmem.c
index 24463b67b6efa5817e7c1e806d1bf6337d300ba2..171dee7a131f6959fe444405f280374be7eb25d0 100644
(file)
--- a/
mm/shmem.c
+++ b/
mm/shmem.c
@@
-2225,9
+2225,11
@@
static long shmem_fallocate(struct file *file, int mode, loff_t offset,
error = shmem_getpage(inode, index, &page, SGP_FALLOC);
if (error) {
/* Remove the !PageUptodate pages we added */
error = shmem_getpage(inode, index, &page, SGP_FALLOC);
if (error) {
/* Remove the !PageUptodate pages we added */
- shmem_undo_range(inode,
- (loff_t)start << PAGE_SHIFT,
- ((loff_t)index << PAGE_SHIFT) - 1, true);
+ if (index > start) {
+ shmem_undo_range(inode,
+ (loff_t)start << PAGE_SHIFT,
+ ((loff_t)index << PAGE_SHIFT) - 1, true);
+ }
goto undone;
}
goto undone;
}
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